BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 178 45.2%
2 United States 116 29.4%
3 Germany 33 8.4%
4 France 25 6.3%
5 Canada 15 3.8%
6 Taiwan 8 2%
7 Singapore 5 1.3%
8 Japan 3 0.8%
9 Macao 3 0.8%
10 Netherlands 2 0.5%
11 Hong Kong 2 0.5%
12 Ukraine 2 0.5%
13 Norway 1 0.3%
14 Malaysia 1 0.3%